What is the difference between MCB & MCCB,
Where it can be used,

Answer Posted / nikunj thakkar

IN SIMPLE THAT MCB IS USED FOR CURRENT UP TO 125A WHILE MCCB IS USED FOR KA AND ALSO MCCB CAN BE USED FOR UNDER UOLTAGE AND FREQUENCY.

Is This Answer Correct ?    37 Yes 81 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?

3362


Define bibo stability.

649


Where can I get Iidian straderd specifications for electrical items or works in web? please help me.

1579


An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

710


i want to run 11kv star connected motor in 6.6kv with delta connected throught inverter, is it possible?

1605






Will any motor burn if voltage provided is lesser than the rated voltage???? If yes, then how is speed control possible with voltage control

1688


What is the difference between earthing,ground&nutral?

5416


What is the method to solve circuit using source transformation?

654


How to calculate Number of Earthing Pits....???

1109


How To increase Knowledge Of boliler regarding To Only Electrical Field..

1140


do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....

1556


What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?

1593


how many joint can done in HT line and what is life of the joint

1742


we have an energy meter in a capacitor bank panel, So should we consider it's readings as energy consumption on daily basis. (when capacitor bank doesn't have any energy losses)

1913


What is the percentage loss for aluminium wire for HT line more than 11KVa

1651